• a process in which substances combine chemically with oxygen from the air and typically give out bright light, heat, and smoke; combustion or burning

• a burning sensation

• the shooting of projectiles from weapons, especially bullets from guns

Synonyms: gunfire, firing, sniping, flak, bombardment

• discharge a gun or other weapon in order to propel (a bullet or projectile)

Synonyms: launch, shoot, discharge, eject, hurl, throw, send flying, let fly with, loose off, shy, send, shoot, discharge, let off, trigger, set off, blast

• dismiss (an employee) from a job

Synonyms: dismiss, discharge, give someone their notice, lay off, let go, throw out, get rid of, oust, depose

• supply (a furnace, engine, etc.) with fuel

Synonyms: power, charge, fire, stoke up, supply with fuel

• stimulate or excite (the imagination or an emotion)

Synonyms: stimulate, stir up, excite, enliven, awaken, arouse, rouse, draw/call forth, bring out, engender, evoke, inflame, put/breathe life into, animate

• bake or dry (pottery, bricks, etc.) in a kiln